St. Maries, ID Weather & Growing Conditions
Tonight
34°F
Partly Cloudy
Partly cloudy, with a low around 34. North wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 34°F | Partly Cloudy | 1 mph N | 1% |
| Wednesday | 46°F | Sunny | 2 mph SW | 1% |
| Wednesday Night | 34°F | Partly Cloudy then Rain Showers | 1 to 6 mph S | 78% |
| Thursday | 41°F | Rain Showers | 6 mph SW | 78% |
| Thursday Night | 33°F | Partly Cloudy | 3 to 8 mph S | 5% |
| Friday | 44°F | Mostly Cloudy | 3 to 8 mph S | 9% |
| Friday Night | 38°F | Mostly Cloudy | 3 to 8 mph SE | 5% |
| Saturday | 53°F | Partly Sunny | 2 to 7 mph SE | 5% |
| Saturday Night | 41°F | Mostly Cloudy then Slight Chance Rain Showers | 2 to 14 mph SE | 19% |
| Sunday | 49°F | Chance Rain Showers | 3 to 14 mph SW | 31% |
| Sunday Night | 36°F | Slight Chance Rain Showers then Mostly Cloudy | 6 mph S | 16% |
| Monday | 48°F | Mostly Cloudy then Slight Chance Rain Showers | 1 to 5 mph SE | 17% |
| Monday Night | 38°F | Slight Chance Rain Showers | 1 to 7 mph S | 20% |
| Tuesday | 50°F | Chance Rain Showers | 1 to 7 mph S | 28% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for St. Maries, ID
Last spring frost
May 3
First fall frost
Oct 4
Growing season
152 days
Hardiness zone
6b
Explore more for St. Maries, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Saint Maries, Id (4.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.